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St. Louis County (MO)

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Return to St Louis County database page Also see the [ xxxx St Louis City database page] [ St Louis City wiki page]

  • Member of the East-West Gateway, Council of Governments (EWG-COG) that serves 4000 sq.mi. including the city of St. Louis and Franklin, Jefferson, St. Charles, and St. Louis counties in Missouri and Madison, Monroe, and St. Clair counties in Illinois. The Board of Directors has the responsibility of selecting the road, bridge and transit projects in the region that will receive federal funds,

The county has joined St. Louis County will roll out a new emergency alert program, Smart911, starting Oct. 1, 2023. A new mass notification system will send information on a variety of situations, including evacuations, missing persons alerts, severe weather alerts and road closures.

PAGER TONES (page missing???)

  • 3822/3827 North - 617.0/979.7 154.325 (2021)

St Louis County Government WEB

  • With over 1 million residents, St. Louis County is the most populous county in Missouri. St. Louis County is located near the eastern edge of Missouri, surrounded by the city of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south. St. Louis County government's headquarters are located in Clayton, Missouri.
  • St. Louis County is not only the most populous but also the most economically diverse county in Missouri. With over 600,000 jobs, St. Louis County is known as the economic engine of the state.
  • St. Louis County government is divided between the executive branch governed by the St. Louis County Executive, and the legislative branch governed by the seven members of the St. Louis County Council. There are around 4,000 employees working for St. Louis County government.

Related Files

  • Real Estate Search WEB

Emergency Communications Commission (ECC) WEB

  • Administers emergency communication system including an inter-operable, county-wide wireless radio communication network providing communications links that permit participating governmental entities to communicate within the geographic boundaries of the county. This includes the radio system, the emergency alert system, and the enhancements to the 911 system. (In charge of the talkgroups and channels)
  • Municipal Abbreviation Codes (PDF)
  • Usually 8 dispatchers and 6-7 call-takers on duty at a time. Around 70 total employed, not including admin (8/25)
  • As of 2020, the county eliminated the use of 10-codes and uses plain-language

SLATER Radio System User Policies and Guidelines

  • Law Enforcement Radios – The standard mobile radio shall be the Motorola APX7500 dual-band (800MHz/VHF) model. The standard portable radio for law enforcement agencies shall be the Motorola APX6000 (800MHz) model. Both include P25, GPS, and Over-The-Air Programming (OTAP) functionality.
  • Fire/EMS Radios – The standard mobile radio for shall be the Motorola APX7500 dual-band (800MHz/VHF) model. The standard portable radio for fire/EMS agencies shall be the Motorola APX7000XE dual-band (800MHz/VHF) “extreme environment” model. Both include P25, GPS, and Over-The-Air Programming (OTAP) functionality.
  • Local Government Radios – The standard mobile radio shall be the Motorola XTL2500 (800MHz) model. The standard portable radio for local government agencies shall be the Motorola XTS2500 (800MHz) model. Both include P25, GPS, and Over-The-Air Programming (OTAP) functionality.
  • ECC maintains a cache of 138 portable radios. 126 APX7000 dual-band and 12 APX7000XE dual-band portables.(Can be assigned to non-local personnel, like the MO National Guard or the US Secret Service)
  • Site names: SLCNTY_N, SLCNTY_S, ST_CHRLS, JEFFCO_N, JEFFCO_S
  • Scene of Action (SOA) Talkgroups - available on all radios, but not monitored by any dispatcher. There are 2 county-wide interoperability SOA talkgroups, divided north and south by Page Ave, both being used in encryption mode only. Not to be used for Surveillance, check points, traffic, funerals/parades, non-essential radio traffic

Countywide Backup Facility Located at 14847 Ladue Bluffs Crossing, Chesterfield. Not designed as long-term use as a stand-alone PSAP (9 Radio only positions, 6 E911 positions, 9 NextGen 911 positions) The backup is a facility for use by all St. Louis County Public Safety Answering Points (PSAPs) to utilize at times of scheduled and emergency relocations. SOG

  • PURSUIT talkgroup 113. SOG
  • Radio System Police SOG
  • Audio Patch Policy SOG
  • Voice Encryption SOG
  • PSAP Specific Talkgroups SOG
  • 800 MHz Interoperability Zones SOG
  • Scene of Action talkgroups SOG
  • ISSI Talkgroup/Radio Authorization Policy SOG

All User Agency PSAPs have recorders within their facilities which allow for the recording of Radio Traffic for their specific PSAP radio operations.

St Louis County Police Department WEB FB IG X YT

There are 1.3 million people in St. Louis City and County. St. Louis County has a little more than 1 million people. The SLCPD is the primary law enforcement agency (including contracts) to approximately 407,000 county residents. That leaves the remaining county residents living in municipalities and receiving police services from their respective municipal police departments. However, the SLCPD also provides specialty police services at municipal police departments (by their request). **St Louis City is in no way connected, controlled or patrolled by St Louis County Police

St. Louis County Police Communications (Bureau) FB
St. Louis County contracts to provide complete police service for the following communities

  • Black Jack, Clarkson Valley, Country Life Acres, Fenton, Grantwood Village, Green Park, Hanley Hills, Jennings, Marlborough, Norwood Court, Pasadena Hills, St. George, Twin Oaks, Valley Park, Wilbur Park, and Wildwood. #############NEEDS UPDATED

In addition to 66 municipalities and 12 school districts, the SLCPD provides contract law enforcement services to the Missouri Department of Housing and Urban Development; St. Louis MetroLink; Missouri Department of Conservation; Regional Computer Crime Education and Enforcement Group; and Spirit of St. Louis Airport

  • 4/24 - Shortage of dispatchers; 2, 5, 7 precincts are (often) dispatched by the same dispatcher (all patched together)

Precincts

  • Precincts/facilities and their locations: WEB
  • North County (100+ officers) WEB FB
  • Southwest/Affton WEB FB
  • Fenton WEB FB
  • West County WEB FB
  • Central County WEB FB
  • South County WEB FB
  • Wildwood (6th Precinct) WEB FB
  • Jennings (42 officers) WEB FB

Specialized Units

  • Bureau of Tactical Support
  • Bureau of Professional Standards
  • St. Louis County and Municipal Police Academy WEB
  • Bureau of Security Services
  • Intelligence Operations Bureau
  • Bureau of Transit Police (MetroLink etc.)
  • Division of Criminal Investigation
  • Bureau of Drug Enforcement
  • Bureau of Research and Analysis
  • Bureau of Communications
  • Park Rangers
  • Violent Crime Initiative (VCI) Article

St. Louis County Police Department Patrol Ancillary Services and Reserve Police

  • Unit, Reserve Police Unit, 7900 Forsyth Boulevard, St. Louis

TERMS

  • C & I Driver - Careless and Imprudent driving (driving aggressively) St Louis County DOES NOT issue BOLOs that come from the public
  • CIT - Crisis Intervention Team - a police-based program focused on improving law enforcement's response to individuals experiencing mental health crises.
  • DSN - Department Serial Number (Unit ID/Designator, usually for an individual officer, like a badge numbers)
  • EDP - Emotionally Disturbed Person, preferred use for mental health conditions) (rather than saying OBS)
  • OBS - Organic Brain Syndrome (Former term used to describe a mental health condition) EDP is now preferred for CIT calls.

Radio / Frequency Information

  • For Outdoor Warning Sirens, see EMA
  • R.I.O.T. Channel - Radio for Interagency Operations (and) Tactics (Interagency Coordination)
  • 769.00438 799.00438 WQNP356 RM Police: Mobile Extenders to P25 System [Expired 10/11] FMN
  • 769.00625 799.00625 WQNP356 RM Police: Mobile Extenders to P25 System [Expired 10/11] FMN
  • 155.37 CSQ Point-to-Point (used to talk between dispatch centers and MHP) CAN BE Patched to SLATER TG 55427 (but is NOT full time)
    • The only way some dispatch centers can talk to MHP is if the patch is on (8/25)
  • Talkgroup 54101, FIRENET is Central County Dispatch to other PSAPs and St Louis County Police Dispatch

Interoperability

  • 8CALL90 and 8TAC91 are simulcast on 4 towers in St Peters, St Clair Co, SLMPD and Lambert Airport
  • Will be patched to P25 VHF StL Calling Channel via IPICS Switch at FBI St Louis (Part of the United States Department of Justice - 25 Cities Project)
  • Bases on 154.28, 155.475, 155.7525 at Clayton, Chesterfield, Florissant, St Louis (2 locations). 155.475 Repeater at Clayton, no input listed. (St Louis County Emergency Radio Commission) WQVG550 (Appears to not be in use)

Former Frequencies

  • 453.925 458.925 KNBU687 RM 203.5 PL Link to} Fire Dispatch [Expired 9/15]
  • 453.925 458.925 KNBU687 RM 218.1 PL {Link to} Fire Dispatch [Expired 9/15]
  • 155.13 KAA519 BM 103.5 PL (Old) Police: North - Precinct 1 [Canceled 10/16]
  • 155.565 KAA519 BM 103.5 PL (Old) Police: Precinct 2 (w/ Bel Ridge PD) [Canceled 10/16]
  • 155.655 KAA519 BM 103.5 PL (Old) Police: Precinct 3/5/7 (Patched to Prec 4) [Canceled 10/16]
  • 154.845 KAA519 BM 103.5 PL (Old) Police: South County Precinct 4 (Patched to Prec 3) [Canceled 10/16]
  • 154.875 KAA519 BM 103.5 PL (Old) Police: Precinct 5 (DB: Muni-West 6) [Canceled 10/16]
  • 151.43 KJE232 BM 91.5 PL (Old) Police: RIOT F (Interagency) [Canceled 10/16]
  • 154.89 KD5414 M 103.5 PL (Old) Police: Car-to-Car [Canceled 10/16]
  • 154.83 KD5414 M 103.5 PL (Old) Detectives: Field Operations [Canceled 10/16]
  • 154.725 159.03000 WPFJ479 RM 103.5 PL Police: Countywide RIOT-A [Canceled 10/16]
  • 155.73 KAA519 BM 67.0 PL Statewide Sheriff's Net [Ch 12] [Canceled 10/16]
  • 153.965 KA96529 M 103.5 PL RIOT C - Incident Command [Ch 13] [Canceled 10/16]
  • 156.18 KAL741 BM 85.4 PL RIOT D - Fire [Ch 14] [Canceled 10/16]
  • 159.39 KJE232 M 91.5 PL RIOT E - Fire [Ch 15] [Canceled 10/16]
  • 156.12 153.98 KZC638 BM 74.4 PL (Old) TACT (Direct) [Ch 19] [Canceled 10/16]
  • 156.12 KZC638 M 74.4 PL (Old) TACT - Highway Safety Team / Air Ops [Ch 20] [Canceled 10/16]
  • 156.075 WPDQ259 BM 103.5 PL (Old) Precinct 7 (Simulcast of 155.655-Six Flags) [F-21] [Canceled 10/16]
  • 45.86 WPIA238 B 151.4 PL Point-to-Point (back up for 155.37) [Expired 8/15]

St. Louis Office of Emergency Management WEB FB

  • OEM is a division of the St. Louis County Police Department

Outdoor Warning Siren System (OWSS) WEB MAP

  • 204-206 emergency warning sirens located throughout unincorporated and municipal areas. SOG (PDF)
  • The system is manually activated but can be automatically activated and monitored if needed be.

7/25 - St. Louis County has upgraded its outdoor warning siren system. KSDK Link

Siren Map
  • Previously, sirens were activated through a three-tiered process: 1. St. Louis County OEM had the authority to activate the system; 2. Emergency Communications Commission maintained and monitored the infrastructure. 3. Bureau of Communications was responsible for manually triggering the sirens when the National Weather Service issue.
  • The previous method not only required human intervention, but sirens were sounded across all of St. Louis County regardless of which part was at risk.

The new system announced on Monday integrates directly with the National Weather Service polygon warnings. St. Louis County is now divided into three fixed geographic zones, and sirens will automatically sound in the impacted area.

Current Frequencies: ECC - Warning Siren Data (POCSAG) = Outdoor Warning Sirens (Data)

  • 856.6125 CSQ/351DPL
  • 854.0625 809.0625 WQJY940 RM CSQ Siren Data - North (Chesterfield) (was D351) FMN
  • 854.0625 809.0625 WQJY940 RM CSQ Siren Data - North (Chesterfield) (was D411) FMN
  • 854.1875 809.1875 WQJY940 RM CSQ Siren Data - Central (Eureka) (was D411) FMN
  • 854.1875 809.1875 WQJY940 RM CSQ Siren Data - Central (Eureka) (was D351) FMN Emergency Op
  • 460.475 for 100-4W mobiles NFM voice/data for OEM WQYP714

Amateur Radio / SKYWARN

  • 146.94R Tone-Out Info: DTMF 940 and 2 tone: 1433.4/903.2 (This frequency is now a backup)
  • 146.91R PL and Tone-Out Info: DTMF D3*, No two tone is present.
  • 147.36 Info: DTMF Is unclear but PL is 141.3 PL (In/Output), This is the new SKYWARN repeater and has146.91R is a backup repeater.

Former Frequencies

  • 155.865 KZC638 BM 151.4 PL SLC OEM Wx-V ESDA [Canceled 10/16]
  • 156.12 153.98 KZC638 RM 74.4 PL StLCo TACT19 ESDA [Canceled 10/16]

St. Louis County Transportation and Public Works WEB

St. Louis County Government Department of Transportation and Public Works

  • Dispatcher. This position will receive and dispatch orders and messages by telephone and/or a two-way radio system. Typical work hours will be Monday through Friday between 9:30am. to 6:00pm however, emergency stay over situations may arise and can become a 12-hour shift without prior notice. When operating in a repeated emergency state such as a multi-day snow removal, this position will work the 7:00pm-7:00am shift.
  • Operate and monitor two way radio, computer, telephone and other equipment.
  • Prepare and maintain records including handwritten and computer logs which requires proficiency within the Microsoft Office Suite, and general knowledge of data input, querying and filtering within the Bentley and the 311 Rite System databases.
  • Arrange for vehicle repairs, transportation of equipment and ordering materials and supplies. Perform other duties as required or assigned, including assigned duties during mandatory snow shift.

Former Frequencies

  • 150.995 units: 201 (dispatcher), 219, 293, 301, 320, 733, 736 FORMER USE for Highway/Roads
  • 154.055 - heard 203.5 PL heard simulcasting 154.13 CSQ Fire Dispatch
  • 151.1 159.0 WNZF597 RM 141.3 PL Operations (private/encrypted) [Ch 1] [Canceled 10/16]
  • 150.995 159.985 KNFU316 RM 141.3 PL Operations/Snow Plows [Ch 2/3] [Canceled 10/16]
  • 151.115 159.015 KNFU316 RM 167.9 PL Traffic / Admin [Canceled 10/16]
  • 154.055 WZM953 BM Operations (5700 Arsenal St) [Expired 10/15]
  • 154.055 WSQ963 BM Operations (4141 Koch Rd) [Expired 10/15]
  • 151.1 159.00 WNZF597 RM 69.3 PL Operations (Electricians) [Canceled 10/16]
  • 460.425 KAA519 B Constant Data (CSQ) [Canceled 10/16]
  • 460.525 KAA519 B Constant Data (CSQ) [Canceled 10/16]

St. Louis County Jail and Government Center

  • 453.35 458.35 KNBU687 RM 225.7 PL Jail: Security [Expired 9/15]
  • 153.8 KXX628 BM 103.5 PL Jail: Transport [Canceled 10/!6]
  • 460.325 465.325 KD5414 RM 162.2 PL Government Center: Ops [Canceled 10/!6]
  • 460.475 465.475 KAA519 RM 162.2 PL Government Center: Security [Canceled 10/!6]
  • 460.525 465.525 KNDR655 RM 250.3 PL Jail: Maintenance [Canceled 10/!6]

St. Louis County Parks Department WEB FB

  • Home to more than 70 County-managed parks, three State parks, and a portion of a national fish and wildlife refuge.

Former Frequency Use

  • 151.295 159.405 KJE232 RM 88.5 PL Operations [Ch 1] [Canceled 10/16]
  • 151.145 159.255 KJE232 RM 88.5 PL Security [Ch 2] [Canceled 10/16]
  • 151.235 159.33 KJE232 RM 88.5 PL Administrative [Ch 3] [Canceled 10/16]

Other Districts

Missouri American Water WEB FB

  • Provides water service to many municipalities in St. Louis County, including Creve Coeur and Olivette. ########################
  • No known communications system

Metropolitan Sewer District (MSD) WEB FB

  • Serves approximately 1.3 million people over 520 sq.mi. and five major watersheds in the land bordered by Highway 109 on the west to the Mississippi, Missouri, and Meramec Rivers. Their system consists of wastewater, stormwater and combined collection sewers, pumping stations, and wastewater treatment facilities.
  • No known communications system
  • 12/22 new for field ops (DMR) on 452/457.4875, 451.5875, 452/457.7125 10-W (at Valley Park) WRVL502
  • 5K60F2D Data on 173.39625 (400-12wt FXOT) WQPU418 Water District

REJIS Commission / Regional Computer-Aided Dispatch (RCAD)

  • Regional CAD Service using Motorola Premier One with subscriber agencies. See St Louis City

Public Safety

The 2 pages below need to be combined and possibly supplement the Municipalities and Dispatch Center pages

Consolidated Dispatch Centers

St Louis County Police Department: Dispatches most of the law enforcement agencies that are not dispatched by self or East Central

Other dispatch centers are located under their listings in their municipality

Metro -- MetroBus/MetroLink (Bi-State Development Agency)

  • Operators of MetroLink, MetroBus and more; see the Database page
  • See the Bi-State/Metro WIKI

Municipalities and Districts

North County Police Cooperative WEB FB

Hospitals

Schools and Colleges

Aviation

Businesses

Recreation and Attractions

Federal Government

Missouri Department of Health and Senior Services

Missouri Institute of Mental Health (St. Louis)

  • 5400 Arsenal, also St. Louis Developmental Disabilities Treatment Centers
  • 155.865 Base/Mobile, 155.145 Mobiles KUN546 [Expired 8/03] FMN FORMER USE

Missouri Veteran's Home (Bellefontaine Neighbors)

  • 453.5875 TG 10 - RIDs 131, 133 (3/18)
  • 453.5875 TG 20 - RIDs 114, 144, 203 (3/18)

Related Links

Return to DB page: St. Louis County (MO)
Return to Wiki page: Missouri Counties

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